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US 4,537,966 AGranted
1-(Aminobenzoyl)-1H-indazol-3-ols
AssigneePennwalt Corporation
InventorRobert J. Murray
Life of this patent
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Abstract
Aminobenzoyl-1H-indazol-3-ols which are useful as immunomodulators and in controlling inflammation in warm-blooded animals are prepared.
Claims18
An aminobenzoyl-1H-indazole-3-ol having the formula:
- ##STR5## in which R.sub.1 and R.sub.2 are independently selected from the group consisting of H, lower alkyl, lower alkoxy, hydroxy, amino, nitro, and halogen,
- R.sub.3 is selected from the group consisting of H, lower alkyl, cycloalkyl having 3 to about 7 carbons, phenyl, phenyl which is mono- or disubstituted with lower aryl or trifluoromethyl, and benzyl,
- R.sub.4 is H and R.sub.5 is selected from H and lower alkyl, and
- X is CH or N, or a pharmacologically acceptable salt thereof.
1 more element
Dependencies are inferred from the claim text.